searching for info.....mercury serial #7177979

dakotamike

Cadet
Joined
Mar 16, 2015
Messages
22
trying to track down info on my 40hp mercury think its '81 but would like to know specifics...operating range for rpms would be most helpful.....trying to reprop. thanx all
 

64osby

Admiral
Joined
Jul 28, 2009
Messages
6,799
Serial number does not match a 1981 40 hp. Number doesn't match any Mercs.

An 81 40hp would be 5000 to 5500 max rpm.
 
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